At McDonald’s, the Happiest Meal Is Hot Profits

It wasn’t too long ago that McDonald’s, vilified as making people fat, was written off as irrelevant. Now, six years into a rebound spawned by more appealing food and a less aggressive expansion, McDonald’s seems to have won over some of its most hardened skeptics.

The chain has managed to sustain its momentum even as the economy and the restaurant industry as a whole are struggling....